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Finding the Fourth Proportional to 3,868.83, 5,803.52 and 2,224.67

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Solution

The fourth proportional to 3,868.83, 5,803.52 and 2,224.67 is: 3,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.83 : 5,803.52 = 2,224.67 : x
  2. Step 2: Convert to fraction form
    3,868.83/5,803.52 = 2,224.67/x
  3. Step 3: Cross multiply
    3,868.83x = 5,803.52 × 2,224.67
  4. Step 4: Simplify right side
    3,868.83x = 12,910,876.70
  5. Step 5: Solve for x
    x = 12,910,876.70/3,868.83
  6. Step 6: Final answer
    x = 3,337.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.